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B T 19011 Wood-Sno Road NE,Suite 100 <br /> Woodinville,WA 98072-4436 <br /> Phone:425-814-8448 1 <br /> ENGINEERING Fax 425-821-2120 <br /> Stud Wall Design <br /> Based on 2018 NDS Combined axial and bending formula: <br /> K/Fc7`+fb/Fe[1-(fdF,E)]<1 in which: FcE= 0.822(Emin')/(Pdd)2 <br /> Wall: Exterior Walls Wall Height: 19.25 ft <br /> Desired Stud Spacing: 16 in oc <br /> No Fire Rating V Design Axial Dead Load: 323 plf <br /> (2)2x6 r Design Axial Live Load: 0 plf <br /> SPF Stud Design Axial Snow Load: 538 plf <br /> Design Lateral Pressure(0.6W): 15 psf <br /> Deflection Criteria: U 180 <br /> STUD CHECK edd < 50 OK <br /> D+0.6W(CD= 1.60) <br /> [fdF0]2+fb/Fe[1-(fdFcE)]= 0.70 < 1 OK <br /> fjF0E2+(fb/FbE)`= 0.00 < 1 OK <br /> D+0.75L+0.75(0.6W)+0.75S(C0=1.60) <br /> [fdFc]2+fb/Fb[1-(fdF0l= 0.71 < 1 OK <br /> fc/Fce2+(fb/FbE)`= 0.00 < 1 OK <br /> D+0.75L+0.75S(Co= 1.15) <br /> fdF�'= 0.30 < 1 OK <br /> D+L(CD= 1.0) <br /> fdF�= 0.14 < 1 OK <br /> Deflection(No Increase for Load Duration): <br /> Defl: U 180 = 1.28 1.24 < 1.28 OK <br /> SPF Stud:2)2x(@ 16 oc OK <br /> PLATE CRUSHING CHECK' •• <br /> Checks Crushing for Stud Spacing' <br /> No Stress Increase for Load Duration <br /> Hem Fir Plates: fJF ,'= 0.13 < 1 OK <br /> Douglas Fir Plates: fdFea= 0.08 < 1 OK <br /> Plate must also be checked for bending. <br /> 2 Check on crushing only applies to stud spacing.Joists above <br /> must also be checked for crushing effect on plate. <br /> Also, no stress increase is allowed due to load duration. <br /> Date: 1/27/2021 <br /> Page: M 1.2 <br />